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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
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<A NAME="DMPlexCreateRigidBodies"><H1>DMPlexCreateRigidBodies</H1></A>
For the default global section, create rigid body modes by function space interpolation
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdmplex.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../DMPLEX/DMPlexCreateRigidBodies.html#DMPlexCreateRigidBodies">DMPlexCreateRigidBodies</A>(<A HREF="../DM/DM.html#DM">DM</A> dm, <A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> nb, <A HREF="../DM/DMLabel.html#DMLabel">DMLabel</A> label, const <A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> nids[], const <A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> ids[], <A HREF="../Mat/MatNullSpace.html#MatNullSpace">MatNullSpace</A> *sp)
</PRE>
Collective on <A HREF="../DM/DM.html#DM">DM</A>
<P>
<H3><FONT COLOR="#CC3333">Input Arguments</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>dm </B></TD><TD>- the <A HREF="../DM/DM.html#DM">DM</A>
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>nb </B></TD><TD>- The number of bodies
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>label </B></TD><TD>- The <A HREF="../DM/DMLabel.html#DMLabel">DMLabel</A> marking each domain
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>nids </B></TD><TD>- The number of ids per body
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ids </B></TD><TD>- An array of the label ids in sequence for each domain
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Argument</FONT></H3>
<DT><B>sp </B> -the null space
<br>
<P>
Note: This is necessary to provide a suitable coarse space for algebraic multigrid
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatNullSpaceCreate.html#MatNullSpaceCreate">MatNullSpaceCreate</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/dm/impls/plex/plexfem.c.html#DMPlexCreateRigidBodies">src/dm/impls/plex/plexfem.c</A>
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